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Table 4 Gender differences in test-retest reliability for duration MVPA totals for Mon-Fri and Saturday

From: Reliability of the modified child and adolescent physical activity and nutrition survey, physical activity (CAPANS-PA) questionnaire among chinese-australian youth

Total MVPA b Monday- Friday Total MVPA b Saturday
  N Baseline Minsd (SD) Post-testing Minsd (SD) Differencec D(95%: CI) ICCa (95%: CI) N Baseline Minsd (SD) Post-testing Minsd (SD) Differencec D(95%: CI) ICCa (95%: CI)
All 72 582.6 (299.8) 554.0 (309.5) 28.6 (-22.79-79.98) .74** (.62-.83) 44 84.7(81.9)* 107.5 (88.3) -22.8 (-42.04--3.46) .70** (.51-.82)
Male 37 669.7 (303.0) 613.3 (289.3) 56.4 (-11.08-123.89) .76** (.58-.87) 23 82.6 (72.1) 104.4 (91.7) -21.7 (-49.95- 6.47) .67** (.37-.84)
Female 35 490.5 (271.1) 491.2 (321.8) -0.8 (-81.18-79.58) .70** (.48-.84) 21 87.1 (93.3) 110.9 (86.5) -23.9 (-52.56-4.84) .73** (.46-.88)
  1. a Intra-class correlation and 95% confidence interval; b = moderate to vigorous physical activity participation; *p < .05, **p < 0.01, N = number of respondents for the question item; c mean difference and significance from baseline to post-testing using paired sample t-tests; d mean minutes spent in MVPA